US2860269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas discharge devices
Assignee: Individual
•
Filing: 1954-07-02
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Granted: 1958-11-11
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Expires: 1974-07-02
Abstract
No abstract record available.
Inventors
- 👤 Jefferson Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:21
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/22; H01J17/26; H01J17/30; H01J17/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A GAS DISCHARGE DEVICE COMPRISING AN ENVELOPE, AN ELECTRODE STRUCTURE COMPRISING AN ANODE AND CATHODE WITHIN SAID ENVELOPE, A PLURALITY OF CONDUCTIVE SUPPORTS, A METALLIC SEED CONTAINING TRITIUM GAS CONNECTED BETWEEN A FIRST PAIR OF SAID SUPPORTS AND DISPOSED APART FROM SAID ANODE AND CATHODE TO FORM AN INDEPENDENT ELECTRIC CIRCIUT WITHIN SAID TUBE, A FILAMENT SELECTED FROM THE GROUP CONSISTING OF ZIRCONIUM AND TANTALUM DISPOSED ADJACENT SAID ELECTRODE STRUCTURE AND CONNECTED BETWEEN A SECOND PAIR OF SAID SUPPORTS TO FORM A SEPARATE ELECTRIC CIRCUIT FOR VAPORIZATION OF SAID FILAMENT PRIOR TO RELEASE OF TRITIUM FROM SAID SEED.
Claim 2
Dependent Claim
98 words
A GAS DISCHARGE DEVICE COMPRISING AN ENVELOPE, AN ELECTRODE STRUCTURE COMPRISING AN ANODE AND CATHODE WITHIN SAID ENVELOPE, A PLURALITY OF CONDUCTIVE SUPPORTS, A METALLIC SEED CONTAINING TRITIUM GAS CONNECTED BETWEEN A FIRST PAIR OF SAID SUPPORTS AND DISPOSED APART FROM SAID ANODE AND CATHODE TO FORM AN INDEPENDENT ELECTRIC CIRCIUT WITHIN SAID TUBE, A FILAMENT SELECTED FROM THE GROUP CONSISTING OF ZIRCONIUM AND TANTALUM DISPOSED ADJACENT SAID ELECTRODE STRUCTURE AND CONNECTED BETWEEN A SECOND PAIR OF SAID SUPPORTS TO FORM A SEPARATE ELECTRIC CIRCUIT FOR VAPORIZATION OF SAID FILAMENT PRIOR TO RELEASE OF TRITIUM FROM SAID SEED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |